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VoIP
Mira la nota http://www.servervoip.com/blog/arquitectura/
Arquitectura
En una Central Telefónica tradicional, hay una diferencia lógica entre las estaciones (aparatos telefónicos) y las troncales de los recursos ( que se conectan con el mundo exterior ). Por ejemplo, que no se puede instalar una puerta de enlace externa en un puerto y la estación de enrutar la...
